EP1382916A2 - Echangeur de chaleur avec tapis de tubes capillaires en plastic enroulés en spirale et méthode d'utilisation - Google Patents

Echangeur de chaleur avec tapis de tubes capillaires en plastic enroulés en spirale et méthode d'utilisation Download PDF

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Publication number
EP1382916A2
EP1382916A2 EP03016203A EP03016203A EP1382916A2 EP 1382916 A2 EP1382916 A2 EP 1382916A2 EP 03016203 A EP03016203 A EP 03016203A EP 03016203 A EP03016203 A EP 03016203A EP 1382916 A2 EP1382916 A2 EP 1382916A2
Authority
EP
European Patent Office
Prior art keywords
heat exchanger
capillary tube
plastic capillary
material flow
spirally arranged
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP03016203A
Other languages
German (de)
English (en)
Other versions
EP1382916B1 (fr
EP1382916A3 (fr
Inventor
Bechir Chahed
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Clina Heiz- und Kuehlelemente GmbH
Original Assignee
Clina Heiz- und Kuehlelemente GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from DE10313384A external-priority patent/DE10313384A1/de
Application filed by Clina Heiz- und Kuehlelemente GmbH filed Critical Clina Heiz- und Kuehlelemente GmbH
Publication of EP1382916A2 publication Critical patent/EP1382916A2/fr
Publication of EP1382916A3 publication Critical patent/EP1382916A3/fr
Application granted granted Critical
Publication of EP1382916B1 publication Critical patent/EP1382916B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F21/00—Constructions of heat-exchange apparatus characterised by the selection of particular materials
    • F28F21/06—Constructions of heat-exchange apparatus characterised by the selection of particular materials of plastics material
    • F28F21/062—Constructions of heat-exchange apparatus characterised by the selection of particular materials of plastics material the heat-exchange apparatus employing tubular conduits
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F12/00—Use of energy recovery systems in air conditioning, ventilation or screening
    • F24F12/001—Use of energy recovery systems in air conditioning, ventilation or screening with heat-exchange between supplied and exhausted air
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
    • F28D7/00—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
    • F28D7/04—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits being spirally coiled
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
    • Y02B30/56—Heat recovery units

Definitions

  • the invention relates to a heat exchanger with spirally arranged plastic capillary tube mats, which consist of plastic capillary tubes carrying the heat transfer medium as the primary material flow. Furthermore, the invention relates to a method for operating a spiral heat exchanger made of plastic capillary tube mats, in which a secondary material stream to be heated or cooled is passed through a spirally wound plastic capillary tube mat, through which a primary material stream serving for heat transport flows.
  • a technical solution is required in particular in room or building air conditioning or in the production of cold and / or heat.
  • DE 197 51 883 C2 describes a plastic capillary tube mat for cooling or heating rooms and / or water baths.
  • the compact arrangement of relatively large heat transfer surfaces is made possible.
  • the technical solution described provides for the individual windings of the plastic capillary tube mats to be separated from one another by preferably profiled foils. This is to ensure an axial flow through the plastic capillary tube mats arranged in a spiral and a defined spacing of the individual layers of the plastic capillary tube mats.
  • DE 198 31 918 C2 also discloses a technical solution which already provides for the use of wound or flatly arranged plastic capillary tube mats.
  • the transport of the Secondary material flow preferably parallel to that through the flat arranged or plastic cape tube mats wrapped around the axis and under Using the convection flow caused by the thermodynamic Density difference is supported.
  • the object of the invention is therefore to create a technical Solution, with the help of the shortcomings of the known prior art be overcome.
  • the task is to use Corrosion and incrustation-free material for the heat exchanger surface good convective heat transfer without the usual ones To achieve rib arrangement.
  • a thermodynamically favorable Management of the secondary material flow can be realized.
  • the aim is the same outlet temperatures and at every point of the heat exchanger package to achieve a low exit velocity of the secondary material flow, so that the heat exchanger can also be used for so-called silent heating, for example or air cooling can be used in common rooms.
  • the too creative technical solution should continue to make it possible, very precisely thermodynamic precalculations and reproducible measurement To provide proof of performance. Eventually it will be a very good one Adaptability to different conditions of use when securing sought advantageous maintenance options.
  • these auxiliary structures are profiled radially arranged covers of the winding body formed, the winding body limit each so that an approximately perpendicular to the axis of the winding body directed flow of the secondary material flow through the winding body becomes.
  • the heat exchanger consists of the heat transfer medium as the primary material flow leading plastic capillary tube mats, an inner supplying or discharging the secondary material flow Pipe as well as an external supply or discharge of the secondary material flow Housing inside which the spirally wound capillary tube mat is arranged.
  • the tubular modules of the heat exchanger are with or without spiral-shaped plastic capillary tube mats and connect axially combinable.
  • the inner tube has at least in Area of the spirally arranged Kapmar tube mat Perforations on.
  • the outer housing of the heat exchanger has perforations if necessary, regardless of whether in the respective module Plastic Kapmarroh mats are arranged or not. Between Modules are also radial, at least outside the inner tube Covers arranged, the radial passage of the secondary material flow through the spirally arranged plastic capillary tube mat.
  • a secondary material flow to be heated or cooled is guided through the spirally wound plastic capillary tube mat.
  • the flow of the secondary material flow takes place approximately perpendicular to the axis of the spirally wound plastic capillary tube mat through the package of heat exchanger surfaces thus formed. In this way it is ensured that the secondary material flow meets a primary material flow of uniform temperature in a defined manner upon contact with the first heat exchanger surfaces in the entire heat exchanger.
  • the heat transfer can take place in a defined manner in so-called countercurrent or cocurrent. Flow-restricting additional internals do not hinder the almost complete flow around the capillary tubes by the secondary material flow, which favors the heat transfer.
  • the axis of the spiral heat exchanger causes the secondary material flow to be transported through the spiral heat exchanger by means of the resulting thermodynamic density difference.
  • This makes it possible, for example, to arrange the heat exchanger surfaces in room design elements, preferably with a vertical extension, or in walls that delimit the room and to do so-called silent cooling or heating without using any technical aids, such as blowers or pumps.
  • a further embodiment variant provides for the spiral heat exchanger to be used as a dry cooler for cooling a liquid primary stream by using cold atmospheric air as the secondary material stream.
  • the spiral heat exchanger can be used as a wet cooler, by sprinkling or spraying the winding body from the plastic capillary tube mat with an evaporating liquid, preferably with water, for the purpose of increasing the performance using the evaporative cooling.
  • spiral heat exchanger by switching between the dry cooling and wet cooling operating modes using either temperature and / or power control. It is also provided that multi-stage spiral heat exchanger combinations are used in such a way that at least two spiral heat exchangers are connected in series.
  • the spiral heat exchanger becomes Purposes of cooling a so-called cooling sail above this cooling sail in arranged horizontally or almost horizontally.
  • the one to be cooled Air is conveyed through the spiral heat exchanger by means of blowers, whereby the Blower before, inside or after the spiral-shaped plastic capillary tube mats can be used.
  • the from Spiral heat exchanger cooled air to the level below, shell or trough-shaped cooling sails fed.
  • the cooling sail is made from the one above flows through cold air.
  • gaseous media preferably air
  • a liquid preferably water to be heated or cooled
  • the medium it is also possible, at least for the medium to be heated or cooled Use parts of an environmental heat source or environmental cold source.
  • the primary material flow is preferred for energy purposes heated or cooled, being the environmental heat source or environmental cold source forms the secondary material flow, for example in the form of ambient air, river or Seawater.
  • spiral heat exchanger or the Spiral heat exchanger combination in any spatial position, but preferably in a vertical or horizontal axis position.
  • FIG. 1 is a heat exchanger for space heating with a Spirally arranged plastic capillary tube mat package 2 equipped so that there is a cylindrical interior 20 inside the winding body 23.
  • This winding body 23 is profiled between a top surface 10 and a cover 7 positioned.
  • an additional Blower 13 arranged to support the secondary substance flow 14.
  • the Spirally arranged plastic capillary tube mat 2 with a Heat transfer medium acted as primary material flow 22.
  • the one to be warmed Indoor air flows radially through the winding body 23 to as the secondary material flow 14 to the interior 20 and leaves after passing the blower 13 as heated secondary material flow 14 the heat exchanger.
  • the heat exchanger can Standstill of the fan 13 can also be used for the so-called silent heating.
  • a heat exchanger in the form of a spiral arranged plastic capillary tube mat 2 used for space cooling is designed as in example 1, but is located overall in an outer housing 5, which at its lower end Perforations 6 has.
  • the cover 7 is in the tubular area Interior 20 of the heat exchanger is perforated.
  • This Perforation 8 gets the warm room air into the heat transfer where it results the application of that formed from a plastic capillary tube mat 2
  • the ambient air flows through the winding body 23 as a secondary material flow 14 approximately radial and is outside the winding body 23 in the outer housing 5 recorded.
  • the lower module 1 consists of a outer housing 5, which has perforations 6.
  • This tubular module 1 has an inner tube 3 which has perforations 4 over the entire height.
  • a plastic capillary tube 2 is spirally around the inner tube 3 wound with a heat transfer medium as the primary material flow 22nd applied wind.
  • the lower module 1 is equipped with a cover 7, which in the radial direction the winding body 23 between the inner tube 3 and the outer housing 5 limited.
  • This housing has in the ceiling area 5 perforations 6, which allow the heated indoor air to flow out as the Serves winding body 23 radially flowing secondary stream 14.
  • the Heat exchanger is generated exclusively by the inside 20 Convection flow is driven and becomes the so-called silent heating used.
  • a room-high heat exchanger is made of five tubular ones Modules 1 put together.
  • tubular modules 1 positioned in the form of outer housings 5, both Have perforations 6 in the floor and in the ceiling area.
  • Heat exchanger arranged, each with an inner tube 3 with Perforations 4, a winding body 23, an outer housing 5 without Perforations 6, a cover 7, each of the winding body 23 and the Cross section of the inner tube 3 closes and a top surface 10, the Winding body 23 and between the winding body 23 and the outer Housing 5 existing space with an annular cross-sectional area closes.
  • Empty module 12 Between these two tubular modules 1 there is a so-called Empty module 12 arranged, the only from an outer housing 5 without Perforations 6 exist.
  • the heat transfer functions as follows:
  • the room air flows through the perforations 6 in the floor area Heat exchanger and passes through the cover 7 in the inner tube 3 of the lower module equipped with a winding body 23 1.
  • the room air flows radially outward as a secondary material stream 14 through the winding body 23 and passes through the space between the bobbin 23 and the outer Housing 5 in the empty module 12.
  • From this empty module 12 the Secondary material flow in a second heat exchanger stage, which is above the Empty module 12 is arranged.
  • the cover 7 causes the entry of the Secondary material flow 14 in the space between the winding body 23 and the outer housing 5 and then the radial flow through the winding body 23rd from the outside to the inside.
  • the winding body is in turn by a Cover surface 10 limited, only the cross section of the inner tube 3rd is kept free.
  • the heated secondary material flow 14 and arrives in the upper module 1 and through the arranged near the ceiling Perforations 6 of the outer housing 5 in the room.
  • a heat exchanger is designed and is analogous to FIG. 4 used in the embodiment for room cooling.
  • the combined heat exchangers preferably by connecting the upper one Winding body 23 to a system for providing a refrigerant as Primary stream 22 used.
  • FIGS. 6 and 7 for the production of a cooling air flow for the Applying a cooling sail arranged in the ceiling area of a room 24 a heat exchanger in the form of a tubular module 1 with a approximately horizontal alignment of the axis 11 of the heat exchanger used.
  • the heat exchanger is delimited at both ends by cover surfaces 10.
  • a fan 13 as a means of transport Secondary stream 14 arranged.
  • the inner tube 3 points continuously Perforations 4 on.
  • the winding body 23 stands with a system for the supply of a refrigerant as Primary stream 22 in connection.
  • the winding body in the radial direction secondary stream 23 flowing through is cooled and reaches the Intermediate space between winding body 23 and outer housing 5.
  • the outer Housing 5 has none up to a height of about 20% of the diameter Perforations 6 on.
  • the outer housing 5 is included Perforations 6 through which the cooled secondary material stream 14 out exits the heat exchanger.
  • the lower non-perforated area of the outer Housing 5 serves as a condensate collecting device 16, which has a siphon 25 communicates with a condensate drain.
  • the one from the Secondary stream 14 exiting heat exchanger reaches the under the Heat exchanger arranged near the ceiling cooling sail 24, which as Radiant cold source is used.
  • FIG. 8 there is a single-module heat exchanger with an inner tube 3 equipped within the tubular module 1 with perforations 4th is executed.
  • an inner tube 3 Around this inner tube 3 is a plastic capillary tube mat 2 in Form of a winding body 23 arranged.
  • Module 1 also has one outer housing 5, which is also designed with perforations 6.
  • a conically designed material flow guide device 21 is arranged, which one uniform exit of the secondary material flow 14 in the inner tube 3 is used.
  • the Material flow guide device 21 is a blower as a means of transport 13 for the Secondary stream 14 upstream.
  • An air filter 18 is located in front of the fan 13 arranged.
  • the heat exchanger is directed downwards through a cover surface 10 closed over the entire area delimited by the outer housing 5. To the heat exchanger is limited at the top by a cover 7 on which a Closure 17 for ensuring accessibility to control and Is positioned for maintenance purposes.
  • FIG. 9 is a heat exchanger for the purpose of space heating or -cooling arranged in a wall passage 15.
  • the inside surface of the cylindrical wall passage forms the outer housing 5.
  • Towards the usable space is the end face of the winding body 23 and the inner tube 3 by a Cover 7 closed, whereas the annular surface between the Winding body 23 and the wall passage 15 for the outflow of heated or unsealed in cooled air.
  • On the side of the Wall outlet 15 is the heat exchanger in the area outside of Inner tube 3 completely closed on the front.
  • a blower 13 for the transport of the secondary material stream 14 in the Heat exchanger.
  • the inner tube 3 is over the entire length of the Heat exchanger equipped with perforations 4.
  • the secondary stream 14 flows almost radially through the winding body 23 into the space between Winding body 23 and wall passage 15.
  • the Winding body 23 with a system for providing a heat carrier or a refrigerant connected as primary stream 22.
  • the Upstream of the heat exchanger is a tubular module 1 as an empty module 12, in which a filtering and distributing installation 18 and a means of transport 13 is arranged as a fan for the secondary material stream 14.
  • This module upstream is a mixing chamber 19 which is connected to a line for detecting the used indoor air and a fresh air supply line.
  • the primary material stream 22 can be a coolant or a Be heat transfer medium, making the heat exchanger for heating or Cooling purposes can be used.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
  • Shaping Of Tube Ends By Bending Or Straightening (AREA)
EP03016203A 2002-07-18 2003-07-17 Echangeur de chaleur avec tapis de tubes capillaires en plastic enroulés en spirale et méthode d'utilisation Expired - Lifetime EP1382916B1 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
DE10232606 2002-07-18
DE10232606 2002-07-18
DE10313384A DE10313384A1 (de) 2002-07-18 2003-03-25 Wärmeübertrager mit spiralförmig angeordneten Kunststoff-Kapillarrohrmatten und Verfahren zu seiner Anwendung
DE10313384 2003-03-25

Publications (3)

Publication Number Publication Date
EP1382916A2 true EP1382916A2 (fr) 2004-01-21
EP1382916A3 EP1382916A3 (fr) 2005-11-09
EP1382916B1 EP1382916B1 (fr) 2006-08-23

Family

ID=29781093

Family Applications (1)

Application Number Title Priority Date Filing Date
EP03016203A Expired - Lifetime EP1382916B1 (fr) 2002-07-18 2003-07-17 Echangeur de chaleur avec tapis de tubes capillaires en plastic enroulés en spirale et méthode d'utilisation

Country Status (4)

Country Link
EP (1) EP1382916B1 (fr)
AT (1) ATE337527T1 (fr)
DE (1) DE50304714D1 (fr)
ES (1) ES2271435T3 (fr)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2007012344A1 (fr) * 2005-07-28 2007-02-01 Clina Heiz- und Kühlelemente GmbH Module de refroidissement de l'air et de deshumidification de l'air, a base de nattes de tubes capillaires et procede permettant de l'utiliser
WO2013160911A3 (fr) * 2012-04-23 2013-12-27 Eko Technologies Limited Module de conditionnement d'air hybride
EP3236173A1 (fr) 2016-04-20 2017-10-25 Caverion Deutschland Procédé de climatisation d'une pièce
EP3241943A1 (fr) * 2016-05-03 2017-11-08 BSH Hausgeräte GmbH Appareil ménager comprenant un échangeur thermique d'air de traitement
DE102019102850A1 (de) * 2019-02-05 2020-08-06 Zehnder Group International Ag Kühlrohrregister und Luftentfeuchter

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19751883C2 (de) * 1997-11-22 1999-09-09 Clina Heiz & Kuehlelemente Kunststoff-Kapillarrohrmatte zur Kühlung oder Heizung von Räumen und/oder Wasserbädern
DE19806207C2 (de) * 1998-02-16 2001-07-05 Clina Heiz & Kuehlelemente Vorrichtung zur Kühlung oder Heizung von Räumen
DE19831836C2 (de) * 1998-07-16 2002-12-05 Clina Heiz & Kuehlelemente Einrichtung zum Heizen oder Kühlen mittels Kunststoff-Kapillarrohrmatten
DE19831918C2 (de) * 1998-07-16 2000-07-20 Clina Heiz & Kuehlelemente Verfahren und Einrichtung zum Heizen oder Kühlen von vorwiegend geschlossenen Räumen

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2007012344A1 (fr) * 2005-07-28 2007-02-01 Clina Heiz- und Kühlelemente GmbH Module de refroidissement de l'air et de deshumidification de l'air, a base de nattes de tubes capillaires et procede permettant de l'utiliser
WO2013160911A3 (fr) * 2012-04-23 2013-12-27 Eko Technologies Limited Module de conditionnement d'air hybride
EP3236173A1 (fr) 2016-04-20 2017-10-25 Caverion Deutschland Procédé de climatisation d'une pièce
EP3241943A1 (fr) * 2016-05-03 2017-11-08 BSH Hausgeräte GmbH Appareil ménager comprenant un échangeur thermique d'air de traitement
DE102019102850A1 (de) * 2019-02-05 2020-08-06 Zehnder Group International Ag Kühlrohrregister und Luftentfeuchter

Also Published As

Publication number Publication date
ATE337527T1 (de) 2006-09-15
ES2271435T3 (es) 2007-04-16
EP1382916B1 (fr) 2006-08-23
DE50304714D1 (de) 2006-10-05
EP1382916A3 (fr) 2005-11-09

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